/*******************************************************************************
 * Copyright (c) 2005, 2008 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * Contributors:
 * IBM Corporation - initial API and implementation
 *******************************************************************************/
package cn.elwy.rcp.ui.navigator.internal.resources.actions;

import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.window.IShellProvider;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.actions.ActionContext;
import org.eclipse.ui.actions.AddBookmarkAction;
import org.eclipse.ui.actions.AddTaskAction;
import org.eclipse.ui.ide.IDEActionFactory;
import org.eclipse.ui.navigator.CommonActionProvider;
import org.eclipse.ui.navigator.ICommonActionExtensionSite;

/**
 * Supports Add Task and Add Bookmark actions.
 * 
 * @since 3.2
 */
public class WorkManagementActionProvider extends CommonActionProvider {

  private AddTaskAction addTaskAction;

  private AddBookmarkAction addBookmarkAction;

  public void init(ICommonActionExtensionSite aSite) {
    final Shell shell = aSite.getViewSite().getShell();
    IShellProvider sp = new IShellProvider() {
      public Shell getShell() {
        return shell;
      }
    };
    addBookmarkAction = new AddBookmarkAction(sp, true);
    addTaskAction = new AddTaskAction(sp);
  }

  /*
   * (non-Javadoc)
   * @see org.eclipse.ui.actions.ActionGroup#fillActionBars(org.eclipse.ui.IActionBars )
   */
  public void fillActionBars(IActionBars actionBars) {
    super.fillActionBars(actionBars);
    actionBars.setGlobalActionHandler(IDEActionFactory.BOOKMARK.getId(), addBookmarkAction);
    actionBars.setGlobalActionHandler(IDEActionFactory.ADD_TASK.getId(), addTaskAction);
  }

  /*
   * (non-Javadoc)
   * @see org.eclipse.ui.actions.ActionGroup#setContext(org.eclipse.ui.actions. ActionContext)
   */
  public void setContext(ActionContext context) {
    super.setContext(context);
    if (context != null && context.getSelection() instanceof IStructuredSelection) {
      IStructuredSelection sSel = (IStructuredSelection) context.getSelection();
      addBookmarkAction.selectionChanged(sSel);
      addTaskAction.selectionChanged(sSel);
    } else {
      addBookmarkAction.selectionChanged(StructuredSelection.EMPTY);
      addTaskAction.selectionChanged(StructuredSelection.EMPTY);
    }
  }

}
